Assignee
OKUTAMA KOGYO CO LTD
JP·6 granted patents·1 pending application·186 citations·filing 1992–2010
Top patents by PatentIndex Score
7 records- 0189US5230734ACalcium-magnesium carbonate composite and method for the preparation thereofOKUTAMA KOGYO CO LTD·Filed 1992·Granted Jul 27, 1993·78 cites·5 claims
- 0284US5879442AAqueous slurry of precipitated calcium carbonate and ground calcium carbonate in combinationOKUTAMA KOGYO CO LTD·Filed 1997·Granted Mar 9, 1999·95 cites·4 claims
- 0361US7754176B2Spherical calcium carbonate and method for producing thereofOKUTAMA KOGYO CO LTD·Filed 2004·Granted Jul 13, 2010·6 cites·2 claims
- 0451US7575364B2Mixing device and slurrying deviceOKUTAMA KOGYO CO LTD·Filed 2004·Granted Aug 18, 2009·7 cites·23 claims
- 0549US8012443B2Spherical calcium carbonate and method of producing the sameOKUTAMA KOGYO CO LTD·Filed 2010·Granted Sep 6, 2011·0 cites·7 claims
- 0643US2010028659A1Method for producing paper coating solution and coated paper coated with the paper coating solution produced by the methodOKUTAMA KOGYO CO LTD·Filed 2007·Application pending·0 cites
- 0738US8017101B2Precipitated calcium carbonate, method for producing the same and filler for loading paper using the sameOKUTAMA KOGYO CO LTD·Filed 2004·Granted Sep 13, 2011·0 cites·5 claims
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